Mariner’s Star Bulk Carriers SBLK Stock Holding History

Mariner’s Portfolio SBLK Stock Details SBLK Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$461K	Buy	20,077 +2,603	+15%	+$59.3K	﹤0.01%	2550
2025 Q4	$336K	Sell	17,474 -1,305	-7%	-$24.4K	﹤0.01%	2745
2025 Q3	$349K	Sell	18,779 -276	-1%	-$5.2K	﹤0.01%	2694
2025 Q2	$329K	Sell	19,055 -34,834	-65%	-$542K	﹤0.01%	2649
2025 Q1	$839K	Buy	53,889 +5,252	+11%	+$81.9K	﹤0.01%	1816
2024 Q4	$727K	Buy	48,637 +36,186	+291%	+$672K	﹤0.01%	1877
2024 Q3	$295K	Buy	12,451 +1,071	+9%	+$23.8K	﹤0.01%	2582
2024 Q2	$277K	Buy	+11,380	New	+$283K	﹤0.01%	2515
2023 Q1	–	Sell	-11,388	Closed	-$219K	–	2868
2022 Q4	$219K	Sell	11,388 -807	-7%	-$15.7K	﹤0.01%	2284
2022 Q3	$213K	Buy	+12,195	New	+$278K	﹤0.01%	2016
2016 Q2	–	Sell	-2,000	Closed	-$8K	–	585
2016 Q1	$8K	Hold	2,000	–	–	﹤0.01%	528
2015 Q4	$6K	Hold	2,000	–	–	﹤0.01%	470
2015 Q3	$21K	Hold	2,000	–	–	﹤0.01%	523
2015 Q2	$29K	Buy	+2,000	New	+$34.3K	﹤0.01%	507

Other funds holding SBLK

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

Renaissance Technologies New York $63.9B AUM 45.56% 1-Year Est. Return

Victory Capital Management San Antonio, Texas $156B AUM 27.51% 1-Year Est. Return

PCM

Philosophy Capital Management Alamo, California $1.63B AUM 12.69% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

Boston Partners Boston, Massachusetts $95.5B AUM 28.4% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Marshall Wace London, United Kingdom $100B AUM 35.1% 1-Year Est. Return

D.E. Shaw & Co New York $166B AUM 43.98% 1-Year Est. Return

Focus Partners Wealth Boston, Massachusetts $89.9B AUM 20.5% 1-Year Est. Return

Mariner's SBLK Position: Q1 2026 in Review

Mariner increased its Star Bulk Carriers (SBLK) stake by 15% in Q1 2026, buying an estimated $59.3K and bringing the position to 20,077 shares worth $461K. The position accounts for ﹤0.01% of the portfolio, ranked #2550.

Mariner first reported a position in SBLK in Q2 2015 and has held it in 14 quarters since. The position peaked at $839K in Q1 2025. 187 funds tracked by Wall St. Rank hold SBLK as of Q1 2026.

Mariner held 20,077 shares of Star Bulk Carriers worth $461K as of Q1 2026.
Mariner bought 2,603 Star Bulk Carriers shares in Q1 2026, an estimated $59.3K.
Star Bulk Carriers made up ﹤0.01% of Mariner's portfolio in Q1 2026, its #2550 holding.
Mariner first reported a position in Star Bulk Carriers in Q2 2015 and has held it in 14 quarters since.
Mariner's Star Bulk Carriers position peaked at $839K in Q1 2025.
187 funds tracked by Wall St. Rank held Star Bulk Carriers as of Q1 2026.

Based on Mariner's 13F filing for Q1 2026, filed 13 May 2026.